/* BB no need to lock inode until after invalidate
since namei code should already have it locked? */
rc = filemap_write_and_wait(inode->i_mapping);
- if (rc != 0)
- pCifsInode->write_behind_rc = rc;
+ mapping_set_error(inode->i_mapping, rc);
}
cFYI(1, "invalidating remote inode since open detected it "
"changed");
if (can_flush) {
rc = filemap_write_and_wait(inode->i_mapping);
- if (rc != 0)
- CIFS_I(inode)->write_behind_rc = rc;
+ mapping_set_error(inode->i_mapping, rc);
pCifsInode->clientCanCacheAll = false;
pCifsInode->clientCanCacheRead = false;
static int cifs_writepages(struct address_space *mapping,
struct writeback_control *wbc)
{
- struct backing_dev_info *bdi = mapping->backing_dev_info;
unsigned int bytes_to_write;
unsigned int bytes_written;
struct cifs_sb_info *cifs_sb;
int scanned = 0;
int xid, long_op;
- /*
- * BB: Is this meaningful for a non-block-device file system?
- * If it is, we should test it again after we do I/O
- */
- if (wbc->nonblocking && bdi_write_congested(bdi)) {
- wbc->encountered_congestion = 1;
- return 0;
- }
-
cifs_sb = CIFS_SB(mapping->host->i_sb);
/*
if (!experimEnabled && tcon->ses->server->secMode &
(SECMODE_SIGN_REQUIRED | SECMODE_SIGN_ENABLED)) {
cifsFileInfo_put(open_file);
+ kfree(iov);
return generic_writepages(mapping, wbc);
}
cifsFileInfo_put(open_file);
if (rc || bytes_written < bytes_to_write) {
cERROR(1, "Write2 ret %d, wrote %d",
rc, bytes_written);
- /* BB what if continued retry is
- requested via mount flags? */
- if (rc == -ENOSPC)
- set_bit(AS_ENOSPC, &mapping->flags);
- else
- set_bit(AS_EIO, &mapping->flags);
+ mapping_set_error(mapping, rc);
} else {
cifs_stats_bytes_written(tcon, bytes_written);
}
rc = filemap_write_and_wait(inode->i_mapping);
if (rc == 0) {
- rc = CIFS_I(inode)->write_behind_rc;
- CIFS_I(inode)->write_behind_rc = 0;
+ struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb);
+
tcon = tlink_tcon(smbfile->tlink);
- if (!rc && tcon && smbfile &&
- !(CIFS_SB(inode->i_sb)->mnt_cifs_flags & CIFS_MOUNT_NOSSYNC))
+ if (!(cifs_sb->mnt_cifs_flags & CIFS_MOUNT_NOSSYNC))
rc = CIFSSMBFlush(xid, tcon, smbfile->netfid);
}
struct inode *inode = file->f_path.dentry->d_inode;
int rc = 0;
- /* Rather than do the steps manually:
- lock the inode for writing
- loop through pages looking for write behind data (dirty pages)
- coalesce into contiguous 16K (or smaller) chunks to write to server
- send to server (prefer in parallel)
- deal with writebehind errors
- unlock inode for writing
- filemapfdatawrite appears easier for the time being */
-
- rc = filemap_fdatawrite(inode->i_mapping);
- /* reset wb rc if we were able to write out dirty pages */
- if (!rc) {
- rc = CIFS_I(inode)->write_behind_rc;
- CIFS_I(inode)->write_behind_rc = 0;
- }
+ if (file->f_mode & FMODE_WRITE)
+ rc = filemap_write_and_wait(inode->i_mapping);
cFYI(1, "Flush inode %p file %p rc %d", inode, file, rc);
oplock_break);
struct inode *inode = cfile->dentry->d_inode;
struct cifsInodeInfo *cinode = CIFS_I(inode);
- int rc, waitrc = 0;
+ int rc = 0;
if (inode && S_ISREG(inode->i_mode)) {
if (cinode->clientCanCacheRead)
break_lease(inode, O_WRONLY);
rc = filemap_fdatawrite(inode->i_mapping);
if (cinode->clientCanCacheRead == 0) {
- waitrc = filemap_fdatawait(inode->i_mapping);
+ rc = filemap_fdatawait(inode->i_mapping);
+ mapping_set_error(inode->i_mapping, rc);
invalidate_remote_inode(inode);
}
- if (!rc)
- rc = waitrc;
- if (rc)
- cinode->write_behind_rc = rc;
cFYI(1, "Oplock flush inode %p rc %d", inode, rc);
}
/*
* We might have kicked in before is_valid_oplock_break()
* finished grabbing reference for us. Make sure it's done by
- * waiting for GlobalSMSSeslock.
+ * waiting for cifs_file_list_lock.
*/
spin_lock(&cifs_file_list_lock);
spin_unlock(&cifs_file_list_lock);